Association between polymorphisms in Catechol‐O‐Methyl Transferase, Opioid Receptor Mu 1 and Serotonin Receptor Genes with postoperative pain following root canal treatment
To evaluate the effect of single nucleotide polymorphisms in the COMT, OPRM1, 5HT1A, 5HT2A and 5HTR3B genes on the intensity of postoperative pain following root canal treatment.